National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Light Rain Fog/Mist

46°F

8°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 46°F (8°C)
Visibility 2.00 mi
Wind Chill43°F (6°C)
Last update 5 Apr 10:54 am EDT
Extended Forecast for

Watertown MA

  • Today

    Today: Showers and thunderstorms likely, then showers after 2pm. Patchy fog before noon. High near 62. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 53. West wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 53 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of snow showers, mainly after 4am. Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 35 °F

    Mostly Clear
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of rain and snow showers before 10am, then a chance of rain showers. Partly sunny, with a high near 49. West wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and 8pm. Mostly clear, with a low around 27. Northwest wind around 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 27 °F

    Chance
    Rain/Snow
    then Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. South wind around 6 mph.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 58. South wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, then showers after 2pm. Patchy fog before noon. High near 62. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Increasing clouds, with a high near 53. West wind 14 to 16 mph, with gusts as high as 26 mph.
Monday Night
A chance of snow showers, mainly after 4am. Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow showers before 10am, then a chance of rain showers. Partly sunny, with a high near 49. West wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and 8pm. Mostly clear, with a low around 27. Northwest wind around 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
Sunny, with a high near 49. Light and variable wind becoming southwest around 6 mph in the morning.
Wednesday Night
Mostly clear, with a low around 33. South wind around 6 mph.
Thursday
Sunny, with a high near 58. South wind 6 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 43. Southwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 68. Southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 46. Southwest wind around 7 mph.
Saturday
Partly sunny, with a high near 66. Southwest wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.37°N 71.16°W (Elev. 46 ft)
Last Update:
2:32 am EDT Apr 5, 2026
Forecast Valid:
11am EDT Apr 5, 2026-6pm EDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation